Nick & Simon (previously known as 'De Vrienden van Jan Smit') are a Dutchsinger-songwriter duo composed of Simon Keizer and Nick Schilder. They gained lots of success in their home country the Netherlands in 2006. Their album Luister (Listen) went double platinum in 4 months. In June 2011 they tried to find "the American Dream" in their own TV documentary show, Nick & Simon, The American Dreamteam.

Nick had his first appearance on TV on Idols, the Dutch version of Idol, where he became 11th. With his good friend Simon, they began to perform together. Nick and Simon were the most booked artists in the Netherlands in 2007.

The duo were coaches in the first three seasons of The Voice of Holland. Nick & Simon did not return for the fourth season.